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National Geologic Map Database

Geologic Unit: Harrodsburg

Usage:

Harrodsburg Limestone (IN*,KY*)
Harrodsburg Limestone of Sanders Group (IN*)
Harrodsburg Member of Ullin Limestone (IL,MO)


Subunits:

Leesville Member (IN). Guthrie Creek Member (IN)


Geologic age:

Mississippian, Early*
Mississippian, Late*


Type section, locality, area and/or origin of name:

Vicinity of village of Harrodsburg, southern Monroe Co., IN (Hopkins and Seibenthal, 1896).


AAPG geologic province:

Illinois basin*
Cincinnati arch*


For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.

Asterisk (*) indicates published by U.S. Geological Survey authors.

"No current usage" (†) implies that a name has been abandoned or has fallen into disuse. Former usage and, if known, replacement name given in parentheses ( ).

Slash (/) indicates name conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).